Mercurial > hg > Members > tatsuki > bench > jungle-core

comparison src/main/java/jp/ac/u_ryukyu/ie/cr/shoshi/jungle/transaction/DefaultJungleIndexTreeEditor.java @ 104:f9a0e7069811

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delete worning halfway
author one
date Fri, 12 Sep 2014 16:22:22 +0900
parents
children 5b7e45464bb8
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103:bed3afd5c2e2 104:f9a0e7069811
1 package jp.ac.u_ryukyu.ie.cr.shoshi.jungle.transaction;
2
3 import java.nio.ByteBuffer;
4
5 import fj.data.List;
6 import fj.data.TreeMap;
7 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.JungleTreeEditor;
8 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.NodePath;
9 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.TreeEditor;
10 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.impl.TreeNode;
11 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.impl.logger.DefaultTreeOperationLog;
12 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.impl.logger.LoggingNode;
13 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.impl.logger.OperationLog;
14 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.impl.logger.TreeOperationLog;
15 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.operations.DefaultTreeOperation;
16 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.operations.NodeOperation;
17 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.operations.TreeOperation;
18 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.trasnformer.AppendChildAt;
19 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.trasnformer.DeleteAttribute;
20 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.trasnformer.DeleteChildAt;
21 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.trasnformer.NodeEditor;
22 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.trasnformer.PutAttribute;
23 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.util.DefaultEither;
24 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.util.Either;
25 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.util.Error;
26 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.util.IterableConverter;
27 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.util.Pair;
28 import jp.ac.u_ryukyu.ie.cr.tatsuki.jungle.store.index.AppendChildAtIndex;
29 import jp.ac.u_ryukyu.ie.cr.tatsuki.jungle.store.index.DeleteAttributeIndex;
30 import jp.ac.u_ryukyu.ie.cr.tatsuki.jungle.store.index.DeleteChildAtIndex;
31 import jp.ac.u_ryukyu.ie.cr.tatsuki.jungle.store.index.Logging;
32 import jp.ac.u_ryukyu.ie.cr.tatsuki.jungle.store.index.PutAttributeIndex;
33
34 public class DefaultJungleIndexTreeEditor extends DefaultJungleTreeEditor
35 {
36 private final TransactionManager txManager;
37 private final TreeNode root;
38 private final TreeEditor editor;
39 private final TreeOperationLog log;
40 private TreeMap<String,List<TreeNode>> index;
41
42 public DefaultJungleIndexTreeEditor(TreeNode _root,TransactionManager _txManager,TreeEditor _editor, TreeMap<String,List<TreeNode>> index)
43 {
44 this(_root,_txManager,_editor,new DefaultTreeOperationLog(), index);
45 }
46
47 public DefaultJungleIndexTreeEditor(TreeNode newNode,TransactionManager _txManager,TreeEditor _editor,TreeOperationLog _log, TreeMap<String,List<TreeNode>> index)
48 {
49 super(newNode, _txManager, _editor , _log);
50 this.root = newNode;
51 this.txManager = _txManager;
52 this.editor = _editor;
53 this.log = _log;
54 this.index = index;
55 }
56
57 private Either<Error,JungleTreeEditor> _edit(final NodePath _path,NodeEditor _e)
58 {
59 //LoggingNodeHook hook = new LoggingNodeHook(_e);
60 Either<Error,Logging> either = editor.edit(root,_path,_e);
61 if(either.isA()){
62 return DefaultEither.newA(either.a());
63 }
64
65 Logging newLogging = either.b();
66 OperationLog newLog = newLogging.getOperationLog();
67 TreeNode newNode = newLogging.getWrap();
68 index = newLogging.getIndex();
69 IterableConverter.Converter<TreeOperation,NodeOperation> converter = new IterableConverter.Converter<TreeOperation,NodeOperation>(){
70 @Override
71 public TreeOperation conv(NodeOperation _b){
72 return new DefaultTreeOperation(_path,_b);
73 }
74 };
75
76 Iterable<TreeOperation> iterable = new IterableConverter<TreeOperation,NodeOperation>(newLog,converter);
77 DefaultTreeOperationLog treeOperationLog = new DefaultTreeOperationLog(iterable,newLog.length());
78 TreeOperationLog newTreeOpLog = log.append(treeOperationLog);
79
80 JungleTreeEditor newEditor = new DefaultJungleIndexTreeEditor(newNode,txManager,editor,newTreeOpLog, index);
81 return DefaultEither.newB(newEditor);
82 }
83
84 @Override
85 public Either<Error,JungleTreeEditor> addNewChildAt(NodePath _path, int _pos)
86 {
87 AppendChildAtIndex appendChildAt = new AppendChildAtIndex(_pos, index);
88 return _edit(_path,appendChildAt);
89 }
90
91 @Override
92 public Either<Error,JungleTreeEditor> deleteChildAt(NodePath _path, int _pos)
93 {
94 DeleteChildAtIndex deleteChildAt = new DeleteChildAtIndex(_pos, index);
95 return _edit(_path,deleteChildAt);
96 }
97
98 @Override
99 public Either<Error,JungleTreeEditor> putAttribute(NodePath _path,String _key,ByteBuffer _value)
100 {
101 PutAttributeIndex putAttribute = new PutAttributeIndex(_key,_value, index);
102 return _edit(_path,putAttribute);
103 }
104
105 @Override
106 public Either<Error,JungleTreeEditor> deleteAttribute(NodePath _path, String _key)
107 {
108 DeleteAttributeIndex deleteAttribute = new DeleteAttributeIndex(_key, index);
109 return _edit(_path,deleteAttribute);
110 }
111
112 @Override
113 public Either<Error,JungleTreeEditor> edit(NodePath _path,NodeEditor _editor)
114 {
115 return _edit(_path,_editor);
116 }
117
118 @Override
119 public Either<Error,JungleTreeEditor> success()
120 {
121 Either<Error,TransactionManager> either = txManager.commit(root,log, index);
122 if(either.isA()){
123 return DefaultEither.newA(either.a());
124 }
125
126 TransactionManager newTxManager = either.b();
127 JungleTreeEditor newTreeEditor = new DefaultJungleIndexTreeEditor(root,newTxManager,editor, index);
128
129 return DefaultEither.newB(newTreeEditor);
130 }
131
132 }